Non-Abelian gauge field in optics
Non-Abelian optics has emerged as a promising research field with the potential to
revolutionize our understanding of light–matter interactions and enable new applications in …
revolutionize our understanding of light–matter interactions and enable new applications in …
Non-Abelian physics in light and sound
Non-Abelian phenomena arise when the sequence of operations on physical systems
influences their behaviors. By possessing internal degrees of freedom such as polarization …
influences their behaviors. By possessing internal degrees of freedom such as polarization …
Non-Abelian generalization of non-Hermitian quasicrystals: -symmetry breaking, localization, entanglement, and topological transitions
L Zhou - Physical Review B, 2023 - APS
Non-Hermitian quasicrystal forms a unique class of matter with symmetry-breaking,
localization and topological transitions induced by gain and loss or nonreciprocal effects. In …
localization and topological transitions induced by gain and loss or nonreciprocal effects. In …
Synthetic non-Abelian gauge fields for non-Hermitian systems
Non-Abelian gauge fields are versatile tools for synthesizing topological phenomena, but
have so far been mostly studied in Hermitian systems, where gauge flux has to be defined …
have so far been mostly studied in Hermitian systems, where gauge flux has to be defined …
Emergent non-Abelian Thouless pumping induced by the quasiperiodic disorder
S Huang, YQ Zhu, Z Li - Physical Review A, 2024 - APS
We investigate the non-Abelian Thouless pumping in a disorder tunable Lieb chain with
degenerate flat bands. The results reveal that quasiperiodic disorder will cause a topological …
degenerate flat bands. The results reveal that quasiperiodic disorder will cause a topological …
Multi-dimensional band structure spectroscopy in the synthetic frequency dimension
The concept of synthetic dimensions in photonics provides a versatile platform in exploring
multi-dimensional physics. Many of these physics are characterized by band structures in …
multi-dimensional physics. Many of these physics are characterized by band structures in …
Ultracompact and multifunctional integrated photonic platform
Realizing a multifunctional integrated photonic platform is one of the goals for future optical
information processing, which usually requires large size to realize due to multiple …
information processing, which usually requires large size to realize due to multiple …
Topological degeneracy breaking in synthetic frequency lattice by Floquet engineering
Synthetic frequency dimensions provide important opportunities to investigate novel
topological phenomena. Previously, many theoretical proposals have been studied and …
topological phenomena. Previously, many theoretical proposals have been studied and …
Floquet engineering Dirac bands in synthetic frequency lattices
A waveguide coupler under periodically cascaded dielectric modulation is proposed to
generate a Floquet lattice in synthetic frequency dimension. The Floquet bands may hold …
generate a Floquet lattice in synthetic frequency dimension. The Floquet bands may hold …
Selection and enhancement of the frequency modes with Floquet exceptional points and chiral Zener tunneling
Y Chen, P Zhang, C Hong, Y Song, S Ke… - Applied Physics …, 2024 - pubs.aip.org
Mode selecting plays a vital role in the field of optoelectronics, such as optical
communication, signal processing, on-chip light manipulation, mode conversion, and …
communication, signal processing, on-chip light manipulation, mode conversion, and …